title: Hydrallazine-induced necrotising vasculitis.
mesh_terms: D006801:Humans; D006830:Hydralazine / Q000009:adverse effects*; D008297:Male; D008875:Middle Aged; D018366:Vasculitis, Leukocytoclastic, Cutaneous / Q000139:chemically induced*
chemical_list: D006830:Hydralazine